Package com.metamatrix.query.processor.xml

Interface Summary

DocumentInProgress	This represents a document in construction.
PlanExecutor	This interface is responsible for executing the queries for the XML processing environment.

Class Summary

AbortProcessingInstruction	This instruction, intended to be reached conditionally (only under certain criteria) will throw a RuntimeException and cause query processing to be aborted.
AddCommentInstruction	Adds a comment to an element of the document in progress
AddNodeInstruction
BlockInstruction
Condition	This is a condition which can be evaluated, and which supplies a Program instance which should act as the resulting sub Program to be run (placed on the top of the program stack) if the condition evaluates to true.
CriteriaCondition	A condition based on a sql Criteria Object.
DefaultCondition	This condition always evaluates to true, basically is a holder for a sub Program, and can therefore be used as the default choice in an IfInstruction.
EndBlockInstruction	This instruction closes a result set, which closes and removes the TupleSource associated with it.
EndDocumentInstruction	This instruction marks the current document in progress as finished.
ExecSqlInstruction	Executes a SQL statement, defines a result set.
ExecStagingTableInstruction	This instruction is to start loading a staging table.
IfInstruction	This instruction holds a List of Criteria, and for each Criteria there is a Program that will be executed.
InitializeDocumentInstruction	Should be the first instruction of any document.
JoinedWhileInstruction	Loop instruction on the result set execute before this instruction.
MoveCursorInstruction
MoveDocInstruction
NodeDescriptor	THis class contains the information of an element or an attribute.
ProcessorInstruction	Abstract superclass of all XML Processor Instructions.
Program	A program is a sequence of ProcessorInstructions.
ProgramUtil	Utility to print out a Program.
RecurseProgramCondition	This special condition handles recursive XML processing.
SAXDocumentInProgress	This class is used to build XML document and stream the output as chunks.
WhileInstruction	Loop instruction on the result set execute before this instruction.
XMLPlan
XMLProcessorEnvironment
XMLUtil	Utility methods to be used with the XML and XQuery processing.